In this image from video, The Duke and Duchess of Cambridge leave the Lindo Wing of St Mary's Hospital in London Tuesday July 23 2013, carrying their new-born son, the Prince of Cambridge who was born Monday, into public view for the first time. The boy will be third in line to the British throne. (AP Photo/APTN)

Gallery: Royal baby leaves hospital

The Duke and the Duchess of Cambridge left The Lindo Wing of St. Mary's Hospital, in London, Tuesday, July 23, carrying their new born son, the Prince of Cambridge, who was born on Monday. into public view for the first time.